This is great feedback. Thank you for taking the time to write! And I'm glad you've been enjoying the game.
Yes, the uncertainty created by burning cards for both movement and combat is one of my favorite things about the game.
A 32-card deck... I designed the game based on a 52-card deck, not sure how 32 would change the dynamics of the game. I'll have to give it a try.
And, yes: if a unit-and-leader stack loses combat, both unit and leader are defeated.